diff --git a/R/dbSource.R b/R/dbSource.R
index fef0e082..00e27876 100644
--- a/R/dbSource.R
+++ b/R/dbSource.R
@@ -27,7 +27,7 @@ dbSource <- function(con, writeSchema) {
   }
   checkmate::assert_character(writeSchema, min.len = 1, max.len = 3)
 
-  if (length(writeSchema) != 3 & !"schema" %in% names(writeSchema)) {
+  if (length(writeSchema) != 3 && interactive() && !("prefix" %in% names(writeSchema))) {
 
     rlang::inform(c(
       "No prefix was supplied. Consider adding a prefix in your write_schema.",
@@ -36,8 +36,7 @@ dbSource <- function(con, writeSchema) {
       "*" = "Helps Prevent accidentally dropping tables of others using the same database schema",
       "*" = "Allows you to easily clean up intermediate tables at the end of the analysis",
       "To use a prefix you have to specify it when you create the cdm_reference:",
-      "`write_schema = c(schema = \"main\", prefix = \"my_prefix_\")`"
-    ),
+      "`write_schema = c(schema = \"main\", prefix = \"my_prefix_\")`"),
     .frequency = "once",
     .frequency_id = "write_prefix_message")
   }